google.load("visualization", "1", {packages:["corechart"]});
google.setOnLoadCallback(drawChart);
function drawChart() {
var data = google.visualization.arrayToDataTable([
  ['Year', 'Sales', 'Expenses'],
  ['2004',  1000,      400],
  ['2005',  1170,      460],
  ['2006',  660,       1120],
  ['2007',  1030,      540]
]);

var options = {
  title: 'Company Performance'
};

var chart = new google.visualization.LineChart(document.getElementById('linechart'));

chart.draw(data, options);
}